Home / 1,180,855.70-1,629,528.45-657,593.30

Finding the Fourth Proportional to 1,180,855.70, 1,629,528.45 and 657,593.30

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Solution

The fourth proportional to 1,180,855.70, 1,629,528.45 and 657,593.30 is: 907,449.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,855.70 : 1,629,528.45 = 657,593.30 : x
  2. Step 2: Convert to fraction form
    1,180,855.70/1,629,528.45 = 657,593.30/x
  3. Step 3: Cross multiply
    1,180,855.70x = 1,629,528.45 × 657,593.30
  4. Step 4: Simplify right side
    1,180,855.70x = 1,071,566,996,628.24
  5. Step 5: Solve for x
    x = 1,071,566,996,628.24/1,180,855.70
  6. Step 6: Final answer
    x = 907,449.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.